On Mon, Dec 28, 2009 at 1:41 PM, MRAB <pyt...@mrabarnett.plus.com> wrote:
> Victor Subervi wrote:
>
>> Hi;
>> I'm using python 2.4.3 which apparently requires that I import Set:
>> from sets import Set
>> I've done this. In another script I successfully manipulated MySQL sets by
>> so doing. Here's the code snippet from the script where I was able to call
>> the elements in a for loop:
>>
>> if isinstance(colValue[0], (str, int, float, long, complex,
>> unicode, list, buffer, xrange, tuple)):
>> pass
>> else:
>> try:
>> html = "<b>%s</b>: <select name='%s'>" % (col, col)
>> notSet = 0
>> for itm in colValue[0]:
>> try:
>> color, number = itm.split(':')
>> html += "<option name='%s'>%s</option>" % (itm, color)
>> except:
>>
>
> DON'T USE BARE EXCEPTS!
>
> (There are 2 in your code.)
There are times when they are *necessary*.
>
>
> html += "<option name='%s'>%s</option>" % (itm, itm)
>> However, when I try that in my current script, the script fails. It
>> throws no error, but rather just quits printing to the screen. Here's the
>> code snippet:
>>
>> elif types[x][0:3] == 'set':
>> for f in field:
>> print '<td>%s</td>\n' % (field)
>> else:
>> print '<td>%s</td>\n' % (field)
>>
>> [snip]
>
> You're printing the entire field for each value in the field. Is this
> intentional?
>
It doesn't matter. The code ceases to execute with the line:
for f in field:
beno
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